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Finding the Fourth Proportional to 8,295, 11,447.16 and 4,569

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Solution

The fourth proportional to 8,295, 11,447.16 and 4,569 is: 6,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295 : 11,447.16 = 4,569 : x
  2. Step 2: Convert to fraction form
    8,295/11,447.16 = 4,569/x
  3. Step 3: Cross multiply
    8,295x = 11,447.16 × 4,569
  4. Step 4: Simplify right side
    8,295x = 52,302,074.04
  5. Step 5: Solve for x
    x = 52,302,074.04/8,295
  6. Step 6: Final answer
    x = 6,305.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.